CN107544408A - Mobile harbor crane data collecting system based on GPRS - Google Patents
Mobile harbor crane data collecting system based on GPRS Download PDFInfo
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- CN107544408A CN107544408A CN201710692369.7A CN201710692369A CN107544408A CN 107544408 A CN107544408 A CN 107544408A CN 201710692369 A CN201710692369 A CN 201710692369A CN 107544408 A CN107544408 A CN 107544408A
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Abstract
The present invention discloses a kind of data collecting system of the mobile harbor crane based on GPRS, including site intelligent unit and long-range PC ends, wherein site intelligent unit includes PLC, serial ports, on-site data gathering end and GPRS communication modules, and long-range PC ends include data monitoring module and fault diagnosis module；PLC gathers the real-time parameter of crane, gives on-site data gathering end by Serial Port Transmission, on-site data gathering end carries out the compression of crane real-time parameter, processing, and interface conversion, long-range PC ends are transferred to by GPRS communication modules；Data monitoring module is decompressed to the data received, handled, and obtains the real-time parameter of crane, whether fault diagnosis module is broken down according to real-time parameter diagnosis, and diagnostic result is returned into site intelligent unit.The data collecting system of the present invention can carry out long-range collection in real time, monitoring and fault diagnosis to the operating state data of mobile harbor crane, and transmission is stable, and configurability is high.
Description
Technical field
The present invention relates to crane technology, more particularly to a kind of mobile harbor crane data acquisition based on GPRS
System.
Background technology
In the lifting operation of crane, it is necessary to be acquired to the critical data of crane, rotating speed, temperature such as generator
The data such as degree, oil pressure and speed, to find and handling machine failure and improperly to control in time, avoid the occurrence of damage crane
Cause the situation of engineering accident.With further spreading out for the Belt and Road, conevying efficiency, peace to mobile harbor crane
Full performance and real-time state monitoring propose higher requirement.
At this stage, the data monitoring system of mobile harbor crane is only capable of carrying out the local monitor of crane, and this is one
Determine to add the cost manually monitored in degree.In addition, the working environment rather harsh at harbour, facility is also not perfect enough, this
Add the difficulty of wired monitoring.
The content of the invention
, can be right it is an object of the invention to provide a kind of mobile harbor crane data collecting system based on GPRS
The operating state data of mobile harbor crane carries out long-range collection in real time, monitoring and fault diagnosis.
In order to realize above-mentioned purpose, the present invention uses following technical scheme：Mobile harbor crane based on GPRS
Data collecting system, including site intelligent unit and long-range PC ends, wherein site intelligent unit include PLC, serial ports,
On-site data gathering end and GPRS communication modules, long-range PC ends include data monitoring module and fault diagnosis module；PLC
The real-time parameter of crane is gathered, gives on-site data gathering end by Serial Port Transmission, it is real that on-site data gathering end carries out crane
When parameter compression, processing, and interface conversion is transferred to long-range PC ends by GPRS communication modules；Data monitoring module pair
The data received are decompressed, handled, and obtain the real-time parameter of crane, and fault diagnosis module is according to real-time parameter diagnosis
It is no to break down, and diagnostic result is returned into site intelligent unit.
The present invention compared with prior art, has advantages below：(1) mobile harbor based on GPRS of the invention rises
Heavy-duty machine data collecting system can monitor the status data of key position on crane, and the failure problems to being likely to occur are carried out
Detection and diagnosis, operating personnel are prevented because engineering accident occurs in operational error；(2) present invention realizes number using GPRS technologies
According to remote transmission；(3) present invention is realized under remote districts and adverse circumstances by pretreatment of the collection in worksite end to data
The stable transmission of data；(4) present invention is connected each sub-module using interface, and configurability is high.
Brief description of the drawings
Fig. 1 is the mobile harbor crane data collecting system structural representation of the invention based on GPRS.
Fig. 2 is the mobile harbor crane data collecting system hardware architecture diagram of the invention based on GPRS.
Fig. 3 is that the built-in system software task of data collecting system of the present invention divides schematic diagram.
Fig. 4 is the long-range PC end data monitoring of software surface charts of the present invention.
Embodiment
The present invention program is further illustrated with reference to embodiment and accompanying drawing.
The data collecting system of mobile harbor crane based on GPRS, including site intelligent unit and long-range PC ends,
Wherein site intelligent unit includes PLC, serial ports, on-site data gathering end and GPRS communication modules, and long-range PC ends include
Data monitoring module and fault diagnosis module；PLC gathers the real-time parameter of crane, and live number is given by Serial Port Transmission
According to collection terminal, on-site data gathering end carries out the compression of crane real-time parameter, processing, and interface conversion, is led to by GPRS
Letter module transfer gives long-range PC ends；Data monitoring module is decompressed to the data received, handled, and obtains the real-time of crane
Parameter, whether fault diagnosis module is broken down according to real-time parameter diagnosis, and diagnostic result is returned into site intelligent unit.
The PLC uses CANopen bus protocols, and the on-site data gathering end uses MODBUS agreements, institute
Stating site intelligent unit also includes gateway, for the CANopen bus protocols of crane PLC to be converted into field data
The MODBUS agreements of collection terminal, simplify the development difficulty of remote data acquisition terminal.
The PLC is the EPEC controllers of Finland.
The on-site data gathering end include microcontroller (MCU), tandem circuit module, memory module, interface module and
Human-computer interaction module, tandem circuit module provide power supply signal, clock signal and reset signal for microcontroller, and microcontroller leads to
The real-time parameter that interface module obtains crane PLC is crossed, real-time parameter is stored in by memory module according to data type
In, and send human-computer interaction module to and carry out real-time display.
The microcontroller is 32 ARM microcontrollers of STM32 series, meets on-site data gathering end to master data
The functional requirement of processing and the filtering pretreatment of data, realize and the stable of data are transmitted under remote districts and adverse circumstances.
The human-computer interaction module includes LCD display and matrix keyboard, and LCD display is used for displaying scene data acquisition
The data at end, matrix keyboard are used for the state for controlling on-site data gathering end.
The memory module includes SD card, FLASH and EEPROM.
GPRS data transmission unit of the GPRS communication modules from the AL-GPRS-S200 models of Nanjing Wo Long companies
(DTU)。
The data collecting system of the present invention realizes the intellectuality of crane, improves operating efficiency, has ensured personal peace
Entirely, production requirement is met.
Embodiment 1：
As shown in figure 1, the mobile harbor crane data collecting system based on GPRS is by site intelligent unit and remotely
PC ends form, and wherein site intelligent unit includes PLC, gateway, interface, on-site data gathering end and GPRS communication moulds
Block, long-range PC ends include data monitoring module, fault diagnosis module, management module and enquiry module.PLC is Finland
EPEC programmable controllers, it is the control core of mobile harbor crane, has used buses of the CANopen as whole system
Agreement, is responsible for the real-time parameter of collection crane, and gives on-site data gathering end by Serial Port Transmission, and on-site data gathering end is born
Duty realizes the conversion of interface, and the compression and processing of the real-time parameter to crane, and GPRS communication modules are realized remote
To the transmission of data under area and adverse circumstances.In long-range PC ends data monitoring module the data received are received, decompressed,
Processing and display, obtain the real-time parameter of crane, fault diagnosis module utilizes BP neural network fault diagnosis method, according to real-time
Whether parameter diagnosis is broken down, and diagnostic result is returned into site intelligent unit, and management module is responsible for user profile sum
It is believed that the management of breath, enquiry module are responsible for the inquiry of historical data information and failure.Gateway is protocol converter, by crane
The CANopen general line systems that EPEC is used are the MODBUS agreements used on field data acquiring terminal, are simplified described long-range
The development difficulty of data collection station.
As shown in Fig. 2 on-site data gathering end is on-site data gathering core, including microcontroller (MCU), tandem circuit
Module, memory module, interface module and human-computer interaction module, tandem circuit module include for microcontroller provide power supply signal,
Clock signal and reset signal, microcontroller obtains the real-time parameter of crane PLC by interface module, according to data
Type stores real-time parameter in a storage module, and sends human-computer interaction module to and carry out real-time display.
Microcontroller (MCU) uses controller of 32 ARM microcontrollers of STM32F4 series as collection end module,
Meet the functional requirement that on-site data gathering end is handled master data, a variety of high speed signals can be handled, can also be to of the same race
Data use different data processing methods, and the data by pretreatment can be used for follow-up fault diagnosis.
Human-computer interaction module includes LCD display and matrix keyboard, meets the function of on-site data gathering end input and output
Demand.LCD creates AT070TN83V.1 modules using group.In order that AT070TN83V.1 modules are used cooperatively with STM32,
AT070TN83V.1 modules are from SSD1963 as driver.It is single that SSD1963 includes main control unit interface, clock unit, caching
Member and lcd controller etc..STM32 and main control unit interface communication, data that main control unit interface STM32 is sent and guarantor
It is stored in buffer unit, then LCD display is sent to by lcd controller and shown.Keyboard employs (4 row * 4 are arranged) formula and pressed
Key.
Tandem circuit module basis circuit module includes power circuit, reset circuit, clock circuit and debug circuit, meets
Requirement of the on-site data gathering end to power supply signal, clock signal and reset signal.
Memory module includes SD card, FLASH and EEPROM, for preserving module operation program and the data of collection.STM32
Microprocessor contains SDIO interfaces, therefore the system SD card selection SDIO patterns, and FATFS file system is implanted into SD card.
FATFS is a general file system module, for realizing FAT file system in small embedded systems, is easy to file
Foundation, deletion and the read-write of data etc..
GPRS data transmission unit of the GPRS communication modules from the AL-GPRS-S200 models of Nanjing Wo Long companies
(DTU).AL-GPRS-S200 possesses technical grade design standard, in stability, reliability and the anti-interference energy of GPRS data transmission
Power etc. has larger advantage.AL-GPRS-S200 is mainly by LPC2132 module sections and EM300 module section groups
Into.LPC2132 module sections mainly complete data processing, and EM300 module sections are then responsible for data and sent.During whole module work
Internet network is connected to by radio network gateway, the terminal for the intrinsic IP that the data of transmission are distributed by company receives.
The USART interface sections provide MODBUS agreements by RS485 interfaces, are connected with gateway, realize data acquisition
Data transfer between terminal and PLC.
Refer to the attached drawing 3, on-site data gathering module are divided into application layer, system layer and driving layer in software aspects.Drive layer
Typically it is made up of hardware abstraction layer (HAL), board suppot package (BSP) and driver, is indispensable in embedded system
Pith.Its effect is that the operate interface of external equipment is provided for upper procedure, and realizes the driver of equipment.On
Layer program can be realized regardless of the device interior of operation, it is only necessary to call the interface of driving.System layer is by real-time oss
System uC/OS-III and application programming interfaces (API) composition, main effect is the driving of encapsulation lower floor, and gives application layer to provide
Application programming interfaces.
On-site data gathering modular system layer has transplanted uC/OS-III embedded OSs, because the operating system has
Have that execution efficiency is high, occupies little space, the features such as real-time performance is excellent and scalability is strong, can be allowed using multi-thread programming and be
The hair conditioning of system is stronger, on the other hand, because the status data for monitoring mobile harbor crane needs very high real-time, makes
It can just be agreed with uC/OS-III operating systems.In GPRS communication ends, using AT control commands come realize terminal module with
Gsm service interacts, by connecting Transmission Control Protocol realization and Internet data transfer.
Refer to the attached drawing 4, long-range PC ends are long-range crane state data monitoring center, and host computer is applied on long-range PC
Data monitoring software, the visualization interface that the software application C# language is write, interface main body, which is divided into, logins window, Main form, number
According to modules such as monitoring, troubleshooting, management, inquiries.Each module forms can be switched over by menu or button.Monitoring of software
Realize and communicated to connect with the Transmission Control Protocol of the GPRS communication modules on field data acquiring terminal, remote terminal module is sent
The data receiver come, and real-time display is in host computer interface, so as to realize the monitoring function of remote data.
Claims (8)
1. the data collecting system of the mobile harbor crane based on GPRS, it is characterised in that including site intelligent unit and
Long-range PC ends, wherein site intelligent unit include PLC, serial ports, on-site data gathering end and GPRS communication modules, remotely
PC ends include data monitoring module and fault diagnosis module；PLC gathers the real-time parameter of crane, passes through Serial Port Transmission
On-site data gathering end is given, on-site data gathering end carries out the compression of crane real-time parameter, processing, and interface conversion, led to
Cross GPRS communication modules and be transferred to long-range PC ends；Data monitoring module is decompressed to the data received, handled, and obtains lifting
The real-time parameter of machine, whether fault diagnosis module is broken down according to real-time parameter diagnosis, and diagnostic result is returned into scene
Intelligent cell.
2. the data collecting system of the mobile harbor crane according to claim 1 based on GPRS, it is characterised in that
The PLC uses CANopen bus protocols, and the on-site data gathering end uses MODBUS agreements, the live intelligence
Energy unit also includes gateway, for the CANopen bus protocols of crane PLC to be converted into on-site data gathering end
MODBUS agreements.
3. the data collecting system of the mobile harbor crane according to claim 2 based on GPRS, it is characterised in that
The PLC is the EPEC controllers of Finland.
4. the data collecting system of the mobile harbor crane according to claim 1 based on GPRS, it is characterised in that
The on-site data gathering end includes microcontroller, tandem circuit module, memory module, interface module and human-computer interaction module,
Tandem circuit module provides power supply signal, clock signal and reset signal for microcontroller, and microcontroller is obtained by interface module
The real-time parameter of crane PLC is taken, is stored real-time parameter in a storage module according to data type, and transmit and give people
Machine interactive module carries out real-time display.
5. the data collecting system of the mobile harbor crane according to claim 3 based on GPRS, it is characterised in that
The microcontroller is 32 ARM microcontrollers of STM32 series.
6. the data collecting system of the mobile harbor crane according to claim 3 based on GPRS, it is characterised in that
The human-computer interaction module includes LCD display and matrix keyboard, and LCD display is used for the number at displaying scene data acquisition end
According to matrix keyboard is used for the state for controlling on-site data gathering end.
7. the data collecting system of the mobile harbor crane according to claim 3 based on GPRS, it is characterised in that
The memory module includes SD card, FLASH and EEPROM.
8. the data collecting system of the mobile harbor crane according to claim 1 based on GPRS, it is characterised in that
GPRS data transmission unit of the GPRS communication modules from the AL-GPRS-S200 models of Nanjing Wo Long companies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710692369.7A CN107544408A (en) | 2017-08-14 | 2017-08-14 | Mobile harbor crane data collecting system based on GPRS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710692369.7A CN107544408A (en) | 2017-08-14 | 2017-08-14 | Mobile harbor crane data collecting system based on GPRS |
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| CN107544408A true CN107544408A (en) | 2018-01-05 |
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| CN201710692369.7A Pending CN107544408A (en) | 2017-08-14 | 2017-08-14 | Mobile harbor crane data collecting system based on GPRS |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110032112A (en) * | 2019-04-23 | 2019-07-19 | 上海振华重工(集团)股份有限公司 | Harbour service status display system |
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| CN101007616A (en) * | 2007-01-18 | 2007-08-01 | 上海交通大学 | Remote-control on-line monitoring system for universal movable crane |
| CN102591300A (en) * | 2012-03-02 | 2012-07-18 | 上海大学 | Real time monitoring device of movable engineering machinery and equipment |
| CN103149901A (en) * | 2013-02-04 | 2013-06-12 | 南京理工大学 | Embedded intelligent monitoring and remote maintaining system of manufacturing equipment |
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2017
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101007616A (en) * | 2007-01-18 | 2007-08-01 | 上海交通大学 | Remote-control on-line monitoring system for universal movable crane |
| CN102591300A (en) * | 2012-03-02 | 2012-07-18 | 上海大学 | Real time monitoring device of movable engineering machinery and equipment |
| CN103149901A (en) * | 2013-02-04 | 2013-06-12 | 南京理工大学 | Embedded intelligent monitoring and remote maintaining system of manufacturing equipment |
| CN103777610A (en) * | 2014-01-24 | 2014-05-07 | 南京理工大学 | Intelligent monitoring and maintaining system of large-sized frame type hydraulic machine |
| CN104199411A (en) * | 2014-08-27 | 2014-12-10 | 江苏天使电子科技有限公司 | Industrial bus data gathering system based on Labview |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110032112A (en) * | 2019-04-23 | 2019-07-19 | 上海振华重工(集团)股份有限公司 | Harbour service status display system |
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